Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9885979 | Toner filling apparatus | Toru Toda, Katsumi Tashiro, Takeshi Arai, Masaaki Kondo | 2018-02-06 |
| 8155568 | Toner container, production method for toner product and toner replenishing method | Yoshihiko Toyoizumi, Tatsuo Nakanishi | 2012-04-10 |
| 7983592 | Toner container having a sealed toner cap | Yoshihiko Toyoizumi, Tatsuo Nakanishi | 2011-07-19 |
| 7962070 | Replenisher developer cartridge, and method of adjusting replenisher developer cartridge | Haruo Takeshita | 2011-06-14 |
| D636435 | Toner cartridge | Tatsuo Nakanishi | 2011-04-19 |
| D636016 | Toner cartridge | Tatsuo Nakanishi | 2011-04-12 |